1 Thrill seekers carry sleds through Montrose Beach Park in Chicago, where temperatures plunged to -16°F (-42°F with windchill)
2 A woman walks through a blizzard in downtown Chicago
3 Snow flurries virtually eclipse the Chicago skyline, seen here from a frozen Lake Michigan
4 Firefighters catch their breath after battling a four-alarm fire overnight in North Attleboro, Mass., where temperatures dropped below 0°F
5 A homeless man endures frigid temperatures in Washington
6 Buildings and power lines in Scituate, Mass., are encased in ice produced by ocean spray
7 The banks of Lake Michigan in Milwaukee remain frozen after days of subzero temperatures
8 Pedestrians in Toronto, where temperatures hit approximately -5°F, battle frigid air during their morning commute
9 A crew works to deice a plane at Chicago O’Hare International Airport, where more than 3,000 flights were canceled because of the weather
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